Simple machines are often used to multiply the amount of the initial effort exerted or to change the direction of a force. Simple machines using kinetic energy include the lever, pulley, inclined plane and the wheel and axle.
Simple machines-are often used to multiply the amount of the initial effort exerted or to change the direction of a force. Simple machines using kinetic energy include the lever, pulley, inclined plane and the wheel and axle.
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Answer:
Simple machines are often used to multiply the amount of the initial effort exerted or to change the direction of a force. Simple machines using kinetic energy include the lever, pulley, inclined plane and the wheel and axle.
Explanation:
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Answer:
Simple machines-are often used to multiply the amount of the initial effort exerted or to change the direction of a force. Simple machines using kinetic energy include the lever, pulley, inclined plane and the wheel and axle.